Home / 7,791,789,018.47-10,752,380,776.01-4,223,419,310.52

Finding the Fourth Proportional to 7,791,789,018.47, 10,752,380,776.01 and 4,223,419,310.52

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Solution

The fourth proportional to 7,791,789,018.47, 10,752,380,776.01 and 4,223,419,310.52 is: 5,828,162,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,789,018.47 : 10,752,380,776.01 = 4,223,419,310.52 : x
  2. Step 2: Convert to fraction form
    7,791,789,018.47/10,752,380,776.01 = 4,223,419,310.52/x
  3. Step 3: Cross multiply
    7,791,789,018.47x = 10,752,380,776.01 × 4,223,419,310.52
  4. Step 4: Simplify right side
    7,791,789,018.47x = 45,411,812,603,443,535,872
  5. Step 5: Solve for x
    x = 45,411,812,603,443,535,872/7,791,789,018.47
  6. Step 6: Final answer
    x = 5,828,162,504.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.